Home / 15,738.82-23,624.64-6,979.88

Finding the Fourth Proportional to 15,738.82, 23,624.64 and 6,979.88

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Solution

The fourth proportional to 15,738.82, 23,624.64 and 6,979.88 is: 10,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,738.82 : 23,624.64 = 6,979.88 : x
  2. Step 2: Convert to fraction form
    15,738.82/23,624.64 = 6,979.88/x
  3. Step 3: Cross multiply
    15,738.82x = 23,624.64 × 6,979.88
  4. Step 4: Simplify right side
    15,738.82x = 164,897,211.30
  5. Step 5: Solve for x
    x = 164,897,211.30/15,738.82
  6. Step 6: Final answer
    x = 10,477.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.